#[cfg(feature = "distributed")]
use tonic::{transport::Server, Request, Response, Status};

#[cfg(feature = "distributed")]
pub mod inference {
    tonic::include_proto!("inference");
}

#[cfg(feature = "distributed")]
#[derive(Default)]
struct InferenceService;

#[cfg(feature = "distributed")]
#[tonic::async_trait]
impl inference::inference_service_server::InferenceService for InferenceService {
    async fn run_model(
        &self,
        request: Request<inference::ModelRequest>,
    ) -> Result<Response<inference::ModelResponse>, Status> {
        // 分布式推理逻辑
    }
}

#[cfg(feature = "distributed")]
pub async fn start_distributed_node(addr: &str) -> Result<(), Box<dyn std::error::Error>> {
    Server::builder()
        .add_service(inference::inference_service_server::InferenceServiceServer::new(
            InferenceService,
        ))
        .serve(addr.parse()?)
        .await?;
    Ok(())
}